<!--
 * @Description: 
 * @Version: 2.0
 * @Autor: Seven
 * @Date: 2023-11-06 16:38:44
 * @LastEditors: Seven
 * @LastEditTime: 2023-11-06 17:17:41
-->
<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <style>
      .box {
        margin: auto;
        width: 300px;
        height: 300px;
        background: repeating-conic-gradient(
          from 270deg at 50px 50px,
          deeppink 0,
          deeppink 90deg,
          transparent 90deg,
          transparent 360deg
        );
        background-position: -25px -25px;
        /* background-repeat: no-repeat; */
        border: 1px solid #ccc;
      }
      .box2 {
        margin: 100px auto;
        width: 100px;
        height: 100px;
        background: conic-gradient(
            from 270deg at 40px 40px,
            #fff 0,
            #fff 90deg,
            transparent 90deg,
            transparent 360deg
          )
          #000;
        background-position: -20px -20px;
        /* border: 1px solid #ccc; */
      }
      .box3 {
        margin: auto;
        width: 300px;
        height: 300px;
        /* background-image: repeating-conic-gradient(#fff, #000, #fff 0.01deg); */
        background-image: repeating-radial-gradient(
          circle at center center,
          rgb(241, 43, 239),
          rgb(239, 246, 244) 3px
        );

        /* #fff 0,
          #fff 10deg,
          #000 10deg,
          #000 20deg,
          #fff 20deg,
          #fff 30deg */
      }
    </style>
  </head>
  <body>
    <div class="box"></div>
    <div class="box2"></div>
    <div class="box3"></div>
  </body>
</html>
